Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Rb8 draw
3 Rf1 draw
4 Rf2 draw
5 Rf3 draw
6 Rf4 draw
7 Rg8 draw
8 Rh8 draw
9 K3a3 loss in 2 half-moves
10 K3a4 loss in 2 half-moves
11 K3c3 loss in 2 half-moves
12 K3c4 loss in 2 half-moves
13 K4a3 loss in 2 half-moves
14 K4a4 loss in 2 half-moves
15 K4c3 loss in 2 half-moves
16 K4c4 loss in 2 half-moves
17 Ka2 loss in 2 half-moves
18 Ka5 loss in 2 half-moves
19 Kb2 loss in 2 half-moves
20 Kb5 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves